Dorman 419-629 Accessory Drive Belt Tensioner Pulley - Above Crankshaft, Right or Upper

Durable Accessory Drive Belt Tensioner Pulley for Select Vehicles

The Dorman 419-629 accessory drive belt tensioner pulley is engineered to provide reliable performance for a range of vehicles including Chevrolet, Ford, Honda, and more. Designed specifically for serpentine belt systems, this pulley ensures proper belt tension and smooth operation.

• Constructed from durable steel with a black finish for corrosion resistance
• Inside diameter of 17 mm and outside diameter ranging from 75 to 81 mm
• Features 6 grooves compatible with serpentine belts
• Width options of 18.1 mm and 20 mm for precise fitment
• Includes a single mounting hole and one pulley bearing with 12 mm width
• Material thickness of 2.8 mm for strength and durability
• Specific fit for various Chevrolet, Ford, Honda, and other models

Detailed Product Description

The Dorman 419-629 accessory drive belt tensioner pulley is designed to maintain optimal tension on serpentine belts, preventing slippage and ensuring efficient power transmission to engine accessories. Made from high-quality steel, this pulley offers durability and resistance to wear. Its black finish helps protect against corrosion, extending service life. The pulley’s 6-groove design matches serpentine belt profiles, while the precise inside and outside diameters (17 mm ID, 75-81 mm OD) ensure compatibility with specific vehicle applications. With a material thickness of 2.8 mm and a 12 mm wide bearing, this pulley supports smooth rotation and reduces noise during operation.

Compatible Vehicles and Applications

This accessory drive belt tensioner pulley is a specific fit for a variety of vehicles, including Chevrolet Silverado 2500 HD, Ford F-150, Honda S2000, and others. It is suitable for models such as the Ford E-150 Econoline, Chevrolet Aurora, and Lincoln Town Car, among others. The Dorman 419-629 is designed to replace worn or damaged pulleys in these vehicles’ serpentine belt systems, helping to restore proper belt tension and accessory function.

• Eliminates belt slippage and squealing noises
• Prevents premature belt wear and damage
• Restores proper tension for alternator, power steering, and A/C operation
• Reduces risk of engine accessory failure due to belt issues
• Addresses pulley bearing wear and pulley surface damage

Installation Notes and Tips

When installing the Dorman 419-629 pulley, ensure the serpentine belt is properly routed and tensioned according to the vehicle manufacturer’s specifications. Verify the mounting hole alignment and torque the pulley securely to avoid misalignment or premature wear. Since mounting hardware is not included, reuse existing bolts or source appropriate fasteners. Inspect the belt and other tensioner components during installation for comprehensive maintenance.

Quality Assurance and Warranty

Dorman manufactures this accessory drive belt tensioner pulley to meet or exceed OEM standards for fit, form, and function. The steel construction and precision bearing contribute to reliable performance under normal operating conditions. While specific warranty details are not provided, Dorman products typically come with a limited warranty covering defects in material and workmanship.